1 files changed, 50 insertions, 0 deletions
diff --git a/src/openvic-simulation/modifier/ModifierValue.hpp b/src/openvic-simulation/modifier/ModifierValue.hpp
new file mode 100644
index 0000000..6e6a29b
--- /dev/null
+++ b/src/openvic-simulation/modifier/ModifierValue.hpp
@@ -0,0 +1,50 @@
+#pragma once
+
+#include "openvic-simulation/modifier/ModifierEffect.hpp"
+#include "openvic-simulation/types/fixed_point/FixedPointMap.hpp"
+
+namespace OpenVic {
+	struct ModifierValue {
+		friend struct ModifierManager;
+
+		using effect_map_t = fixed_point_map_t<ModifierEffect const*>;
+
+	private:
+		effect_map_t PROPERTY(values);
+
+	public:
+		ModifierValue();
+		ModifierValue(effect_map_t&& new_values);
+		ModifierValue(ModifierValue const&);
+		ModifierValue(ModifierValue&&);
+
+		ModifierValue& operator=(ModifierValue const&);
+		ModifierValue& operator=(ModifierValue&&);
+
+		/* Removes effect entries with a value of zero. */
+		void trim();
+		size_t get_effect_count() const;
+		void clear();
+		bool empty() const;
+
+		fixed_point_t get_effect(ModifierEffect const& effect, bool* effect_found = nullptr) const;
+		fixed_point_t get_effect_nullcheck(ModifierEffect const* effect, bool* effect_found = nullptr) const;
+		bool has_effect(ModifierEffect const& effect) const;
+		void set_effect(ModifierEffect const& effect, fixed_point_t value);
+
+		ModifierValue& operator+=(ModifierValue const& right);
+		ModifierValue operator+(ModifierValue const& right) const;
+		ModifierValue operator-() const;
+		ModifierValue& operator-=(ModifierValue const& right);
+		ModifierValue operator-(ModifierValue const& right) const;
+		ModifierValue& operator*=(fixed_point_t const& right);
+		ModifierValue operator*(fixed_point_t const& right) const;
+
+		void apply_exclude_targets(ModifierEffect::target_t excluded_targets);
+		void multiply_add_exclude_targets(
+			ModifierValue const& other, fixed_point_t multiplier, ModifierEffect::target_t excluded_targets
+		);
+
+		friend std::ostream& operator<<(std::ostream& stream, ModifierValue const& value);
+	};
+}